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e1000: fix adapter led blinking inconsistency

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Several e1000 adapters were not blinking correctly or inconsistently. This
patch cleans this up and makes them all behave the same as far as possible.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
This commit is contained in:
Auke Kok
2006-06-27 09:07:56 -07:00
committed by Auke Kok
parent 7dfee0cb1d
commit f1b3a85354
3 changed files with 40 additions and 14 deletions
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drivers/net/e1000/e1000_hw.c
+38
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@@ -5536,6 +5536,44 @@ e1000_setup_led(struct e1000_hw *hw)
return E1000_SUCCESS;
}
/******************************************************************************
* Used on 82571 and later Si that has LED blink bits.
* Callers must use their own timer and should have already called
* e1000_id_led_init()
* Call e1000_cleanup led() to stop blinking
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
int32_t
e1000_blink_led_start(struct e1000_hw *hw)
{
int16_t i;
uint32_t ledctl_blink = 0;
DEBUGFUNC("e1000_id_led_blink_on");
if (hw->mac_type < e1000_82571) {
/* Nothing to do */
return E1000_SUCCESS;
}
if (hw->media_type == e1000_media_type_fiber) {
/* always blink LED0 for PCI-E fiber */
ledctl_blink = E1000_LEDCTL_LED0_BLINK |
(E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
} else {
/* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */
ledctl_blink = hw->ledctl_mode2;
for (i=0; i < 4; i++)
if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) ==
E1000_LEDCTL_MODE_LED_ON)
ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8));
}
E1000_WRITE_REG(hw, LEDCTL, ledctl_blink);
return E1000_SUCCESS;
}
/******************************************************************************
* Restores the saved state of the SW controlable LED.
*